diff --git a/recipes-core/board-descriptor/board-descriptor/descriptor.py b/recipes-core/board-descriptor/board-descriptor/descriptor.py
index fd80d80..4fea889 100644
--- a/recipes-core/board-descriptor/board-descriptor/descriptor.py
+++ b/recipes-core/board-descriptor/board-descriptor/descriptor.py
@@ -215,8 +215,8 @@ class Descriptor:
         if tlv is None:
             return False
 
-        if not self.bd.is_writable:
-            raise IOError("This operation is not permitted on \
-                          this descriptor (ro)")
+        if not self.bdraw.is_writable:
+            raise IOError("This operation is not permitted on "
+                          "this descriptor (ro)")
         self._do_set(name, value, tlv)
         return True